Commitments and contingencies (Unrecorded contractual commitments for purchase of flight equipment) (Details) $ in Thousands	12 Months Ended
Dec. 31, 2021 USD ($) aircraft engine helicopter
Unrecorded Unconditional Purchase Obligation [Line Items]
Purchase obligation, number of engines \| engine	30
Purchase obligation, number of helicopters \| helicopter	16
Purchase obligations
Unrecorded Unconditional Purchase Obligation [Line Items]
Number of forward orders \| aircraft	417
Flight equipment \| Purchase obligations
Unrecorded Unconditional Purchase Obligation [Line Items]
2022	$ 4,241,000
2023	5,693,800
2024	5,245,500
2025	4,233,000
2026	1,885,700
Thereafter	1,063,100
Total	$ 22,362,100
Number of forward orders \| aircraft	417
Number of purchase-leaseback transactions \| aircraft	26

Number Of Forward Orders

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- Definition

Number Of Purchase And Leaseback Transactions

+ References

No definition available.

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- Definition

Unrecorded Unconditional Purchase Obligation, Number Of Engines

+ References

No definition available.

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- Definition

Unrecorded Unconditional Purchase Obligation, Number Of Helicopters

+ References

No definition available.

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- Definition

Amount of fixed and determinable portion of unrecorded unconditional purchase obligation to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 440
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123406679&loc=d3e25336-109308

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- Definition

Amount of fixed and determinable portion of unrecorded unconditional purchase obligation to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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- Definition

Amount of fixed and determinable portion of unrecorded unconditional purchase obligation to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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- Definition

Amount of fixed and determinable portion of unrecorded unconditional purchase obligation to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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- Definition

Amount of fixed and determinable portion of unrecorded unconditional purchase obligation to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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- Definition

Amount of the unrecorded obligation to transfer funds in the future for fixed or minimum amounts or quantities of goods or services at fixed or minimum prices (for example, as in take-or-pay contracts or throughput contracts).

+ References

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- Definition

Amount of fixed and determinable portion of unrecorded unconditional purchase obligation to be paid after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 440
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123406679&loc=d3e25336-109308

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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